Here is the full list of all 55 Yakuza 0 achievements. It takes around 150-200 hours to unlock all of the achievements on Windows.
Complete all Climax Battles.
Complete the Final Chapter.
Play every minigame.
Obtain all equipment parts.
Complete all substories
Defeat So and Jo Amon.
Obtain all abilities for every style.
Defeat 30 or more opponents in Endless Rout.
Complete Chapter 16.
Suffer the full force of Reina's attack.
Complete Chapter 14.
Defeat the yakuza with an afro on the highway.
Complete Chapter 12.
Steal Nikkyo Consortium funds from their safe.
Complete Chapter 10.
Defeat 3 foes using co-op moves with Oda or Tachibana.
Win ten bets on three-round tournaments at JCC.
After you become undisputed king of an area, get someone to light a cigarette for you on the street.
Complete Chapter 8.
Complete the Cabaret Club Czar storyline.
Max out the level of a platinum hostess
Get over 1,000 fans in any area
Get started with Cabaret Club Czar
Take more than 15 minutes bringing the takoyaki.
Complete one training mission with each master.
Complete Chapter 6.
Throw away a total of five million yen.
Complete the Real Estate Royale storyline.
Get over 50% on your Completion List
Purchase the most expensive property
Throw away money on the street
Complete every disco song on any difficulty.
Win all Pocket Circuit races.
Spend one billion yen
Get 100% share in any area
Get started with Real Estate Royale
Impress Oda with your perfect manners.
Complete 40 substories
Go on a date with a girl you met at the telephone club.
Get a top-grade item from a Dream Machine
Complete Chapter 4.
Get the best weapon search results report.
Defeat Mr. Shakedown for the first time.
Successfully negotiate ideal terms with Yamagata.
Complete Chapter 2.
Treat a homeless man to a ¥20,000 bottle of booze.
Complete 10 substories
Purchase ten or more abilities.
Watch a sexy video.
Pick up a telephone card.
Get five or more play bonuses fighting a single enemy.
Visit Kamurocho in December 1988.
Obtain all other achievements
Complete the main story on Legend Difficulty
Get 100% on your Completion List